Exposure
- ID
- GRAVI.2022-11-11T03:00:05.511_2
- Header ID
- GRAVI.2022-11-11T03:00:05.511
- Date updated
- 2022-11-11 03:06:05 UTC+0000
- Release date
- 2022-11-11 03:06:05 UTC+0000
- UTC Start
- 2022-11-11 03:00:05.511
- UTC End
- 2022-11-11 03:00:53.511
- MJD Start
- 59894.12506378
- MJD End
- 59894.1256193356
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003072
- Ambient temperature (°C)
- 11.0
- Seeing (arcsec)
- 0.58
Observation
- ID
- 53111
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 34605
- Name
- Alpha_Psc_B
- RA
- 30.51126625
- DEC
- 2.76366116666667
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.2700 | 50.3200 | 26.6000 | 26.7000 |
| U1-U3 | 91.8090 | 91.9190 | 33.6000 | 33.7000 |
| U1-U4 | 123.4980 | 123.6570 | 62.7970 | 62.8230 |
| U2-U3 | 42.3650 | 42.4220 | 41.9000 | 42.0000 |
| U2-U4 | 88.1030 | 88.1690 | 82.5040 | 82.4970 |
| U3-U4 | 62.3320 | 62.3150 | 108.7310 | 108.7240 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9801(U) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59894.12506378 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | WDS_J02020+0246A |
| HIERARCH ESO INS SOBJ NAME | Alpha_Psc_A |
| RA | 30.513557 |
| DEC | 2.76388 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 64.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 50.27 |
| HIERARCH ESO ISS PBL12 END | 50.32 |
| HIERARCH ESO ISS PBLA12 START | 26.6 |
| HIERARCH ESO ISS PBLA12 END | 26.7 |
| HIERARCH ESO ISS PBL13 START | 91.809 |
| HIERARCH ESO ISS PBL13 END | 91.919 |
| HIERARCH ESO ISS PBLA13 START | 33.6 |
| HIERARCH ESO ISS PBLA13 END | 33.7 |
| HIERARCH ESO ISS PBL14 START | 123.498 |
| HIERARCH ESO ISS PBL14 END | 123.657 |
| HIERARCH ESO ISS PBLA14 START | 62.797 |
| HIERARCH ESO ISS PBLA14 END | 62.823 |
| HIERARCH ESO ISS PBL23 START | 42.365 |
| HIERARCH ESO ISS PBL23 END | 42.422 |
| HIERARCH ESO ISS PBLA23 START | 41.9 |
| HIERARCH ESO ISS PBLA23 END | 42.0 |
| HIERARCH ESO ISS PBL24 START | 88.103 |
| HIERARCH ESO ISS PBL24 END | 88.169 |
| HIERARCH ESO ISS PBLA24 START | 82.504 |
| HIERARCH ESO ISS PBLA24 END | 82.497 |
| HIERARCH ESO ISS PBL34 START | 62.332 |
| HIERARCH ESO ISS PBL34 END | 62.315 |
| HIERARCH ESO ISS PBLA34 START | 108.731 |
| HIERARCH ESO ISS PBLA34 END | 108.724 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003072 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003072 |
| HIERARCH ESO ISS AMBI TEMP | 11.0 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |
| HIERARCH ESO FT ROBJ NAME | Alpha_Psc_B |
| HIERARCH ESO FT ROBJ ALPHA | 020202.7039 |
| HIERARCH ESO FT ROBJ DELTA | 024549.1802 |